Example usage for org.apache.http.nio.reactor SessionRequest isCompleted

Introduction

In this page you can find the example usage for org.apache.http.nio.reactor SessionRequest isCompleted.

Prototype

boolean isCompleted();

Source Link

Document

Determines whether the request has been completed (either successfully or unsuccessfully).

Usage

From source file:com.alibaba.openapi.client.rpc.AlibabaClientReactor.java

public <T> Future<T> send(Request request, Class<T> resultType, ClientPolicy clientPolicy,
        final RequestPolicy requestPolicy, FutureCallback<T> callback) {
    final InvokeContext context = new InvokeContext();
    context.setRequest(request);//from  ww w .  jav a  2 s  .c o m
    context.setPolicy(requestPolicy);
    context.setCallback(callback);
    context.setResultType(resultType);
    int serverPort = requestPolicy.isUseHttps() ? clientPolicy.getHttpsPort() : clientPolicy.getHttpPort();
    LoggerHelper.getClientLogger().finer(
            "Use " + (clientPolicy.isUseHttps() ? "https" : "http") + " connect and create SessionRequest");
    //SessionRequestCallback??
    //SessionRequest??
    final SessionRequest req = ioReactor.connect(
            new InetSocketAddress(clientPolicy.getServerHost(), serverPort), null, context,
            new SessionRequestCallbackTrigger());

    return new Future<T>() {
        private boolean cancelled = false;

        public boolean cancel(boolean mayInterruptIfRunning) {
            if (req.isCompleted() || cancelled) {
                return false;
            }
            cancelled = true;
            req.cancel();
            context.completed();
            return true;
        }

        public boolean isCancelled() {
            return cancelled;
        }

        public boolean isDone() {
            return context.isCompleted() || cancelled;
        }

        public T get() throws InterruptedException, ExecutionException {
            context.waitForComplete();
            return _get();
        }

        public T get(long timeout, TimeUnit unit)
                throws InterruptedException, ExecutionException, TimeoutException {
            context.waitForComplete(timeout, unit);
            return _get();
        }

        @SuppressWarnings("unchecked")
        private T _get() throws ExecutionException {
            Response response = ((InvokeContext) req.getAttachment()).getResponse();
            Throwable targetException = response.getException();
            if (targetException != null) {
                if (requestPolicy.getErrorHandler() != null && targetException instanceof OceanException) {
                    requestPolicy.getErrorHandler().handle((OceanException) targetException);
                }
                throw new ExecutionException(targetException.getMessage(), targetException);
            }
            return (T) response.getResult();
        }
    };
}

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